Physicists have used an X-ray free-electron laser — one of two in the world — to induce two X-ray photons to simultaneously collide with an atom, converting them into a …read more Source:: Science
Month: August 2015
Human body has gone through four stages of evolution
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•Research into 430,000-year-old fossils collected in northern Spain found that the evolution of the human body’s size and shape has gone through four main stages. …read more Source:: Science
Plastic in 99 percent of seabirds by 2050
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•Researchers from CSIRO and Imperial College London have assessed how widespread the threat of plastic is for the world’s seabirds, including albatrosses, shearwaters and penguins, and found the majority of …read more Source:: Science
Short sleepers are four times more likely to catch a cold
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•A new study led by a sleep researcher supports what parents have been saying for centuries: to avoid getting sick, be sure to get enough sleep. …read more Source:: Science
Dinosaur: Tail as old as time — researchers trace ankylosaur’s tail evolution
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•How did the ankylosaur get its tail club? According to research that traces the evolution of the ankylosaur’s distinctive tail, the handle arrived first on the scene, and the knot …read more Source:: Science
Discovered: Tiny drops of ‘perfect’ fluid that existed in the early universe
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•Surprisingly, smaller particles colliding with large nuclei appear to produce tiny droplets of quark-gluon plasma. Recent results show that the tiny droplets behave like a liquid not the expected gas. …read more Source:: Science
Why does running make us happy?
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•The joy of running. That sense of well-being, freedom and extra energy that runners often experience is not just a matter of endorphins. A new study shows that the “runner’s …read more Source:: Science
Increasingly severe disturbances weaken world’s temperate forests
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•Longer, more severe, and hotter droughts and a myriad of other threats, including diseases and more extensive and severe wildfires, are threatening to transform some of the world’s temperate forests, …read more Source:: Science
Midday naps associated with reduced blood pressure and fewer medications
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•Midday naps are associated with reduced blood pressure levels and prescription of fewer antihypertensive medications, according to new research. …read more Source:: Science
Seeing quantum motion; even one day ripples in the fabric of space-time?
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•Even large objects obey quantum physics, meaning they are never quite at rest. Researchers have developed a way to detect — and manipulate — this underlying quantum motion. …read more Source:: Science